getrusage_time    880 gc.c           static double getrusage_time(void);
getrusage_time    990 gc.c               return getrusage_time();
getrusage_time   2327 gc.c               objspace->profile.invoke_time = getrusage_time();
getrusage_time   6258 gc.c               objspace->profile.prepare_time = getrusage_time();
getrusage_time   6264 gc.c               objspace->profile.prepare_time = getrusage_time() - objspace->profile.prepare_time;
getrusage_time   8567 gc.c           	record->gc_invoke_time = getrusage_time();
getrusage_time   8574 gc.c               double now = getrusage_time();
getrusage_time   8601 gc.c           	gc_prof_record(objspace)->gc_mark_time = getrusage_time();
getrusage_time   8626 gc.c           	    objspace->profile.gc_sweep_start_time = getrusage_time();